HydroBASINS lev08 watershed · #5080188380
Bassin de Yapsiei River
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 3 administrative regions : Ambunti-Dreikikir, Telefomin, Vanimo-Green River
Sub-basin area
1 838,3km²
Upstream area
1 838,3km²
Discharge
179,9m³/s
Mean elev.
541m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 1791.8 km²97.9% of basin
- 37.7 km²2.1% of basin
- 0.8 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
186 distinct species · 4 866 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Yapsiei River : 16 espèces reliées par 28 interactions GloBI sur 3 types (connectance 11.1%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
24,4°C
Annual rain
3 902mm
Moisture idx (CMI)
0,63
Runoff
3 103mm/an
PET
1 430mm
AET
1 430mm
Mean slope
15,6°
Water table
472cm
Forest
76%
Crops
13%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)